
Nationwide Building Society is the world’s largest building society, founded in 1884. As a mutual, it’s owned by its members rather than shareholders, and serves over 17 million customers across the UK.
They offer current accounts, savings, mortgages, ISAs, and personal loans. Nationwide is known for competitive savings rates and has consistently been one of the higher-paying high street brands for regular savers.
You’ll need a Nationwide current account to open this Flex Regular Saver. If you don’t already have one, we’d recommend doing the Nationwide bank switch first — you’ll pick up a switching bonus and get the current account you need in one step.
The Nationwide Flex Regular Saver pays 6.50% on up to £200 a month for 12 months. That’s around £32 more than you’d earn in a standard easy-access account on the same deposits.
You can make up to 3 withdrawals during the term without any impact on your interest rate. A 4th withdrawal permanently drops the rate from 6.50% to 1.05% for the rest of the term. The rate is variable, so it could change at any time.
You need a Nationwide current account to open this. If you’ve already done the Nationwide bank switch, you’re all set. If not, do that first — you’ll pick up the switching bonus too.
Done? Tick off each step above to see your total.
Completed the offer? Awesome! Here's our full review on why Nationwide could work well for you going forward.
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The UK's biggest building society, owned by its members and known for branches that aren't going anywhere. Quidsy currently has a small Nationwide offer worth a look if you're switching anyway. Suits anyone who wants a solid, branch-backed main bank rather than a digital-only setup. Just don't expect chart-topping savings rates here.
Customers
24.5m
UK accounts
Founded
1884
142 years old
App Store
4.8 ★
710k reviews
Google Play
4.7 ★
195k reviews
Nationwide is one of my favourites among the high-street names. The mutual structure means decisions tend to lean in the member's direction rather than the shareholder's, the branch network is now the biggest of any UK banking brand and is locked in until 2030, and the mobile app holds its own against the digital-only banks.
If you want a primary current account that feels solid rather than flashy, FlexDirect is a strong pick, 5% on up to £1,500 for the first year is one of the best in-credit rates around, as long as you can pay in at least £1,000 a month and you haven't held a FlexDirect before.
A few honest caveats. Nationwide rarely tops the savings tables, so if your priority is squeezing the maximum interest out of every pound, you'll probably want a separate easy-access account elsewhere alongside the current account.
The December 2025 FCA fine for old AML failings was real money and a fair black mark, even though Nationwide says no customer lost money and the controls have been rebuilt. And the Virgin Money integration that completed in April 2026 is still very fresh, the two brands are running in parallel for now, so if you bank with both, double-check your combined FSCS coverage.
There's no Nationwide sign-up bonus running through Quidsy at the moment, the £175 switch offer ended on 4 March 2026, but if Nationwide reopens a switch incentive we'll list it. For now, Nationwide is a "open it because it earns its keep" rather than a "open it for the cash" recommendation.
Nationwide Building Society is authorised by the Prudential Regulation Authority and regulated by the Financial Conduct Authority (FCA) and the Prudential Regulation Authority under registration number 106078. Eligible deposits are protected up to £120,000 by the Financial Services Compensation Scheme.